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Changing the pitch of the Wright Brothers Wind Tunnel’s six wooden blades, shown here in 1938, is one means of controlling the air speed. Nearly 80 years later, the pitch mechanism had worn to the point that a complete rehab was in order. (MIT Museum photograph)

MIT AeroAstro annual magazine 2015-2016Aeroastro 2015 16  

Annual magazine review of MIT Aeronautics and Astronautics Department research and educational initiatives.

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